Home / 228,961.56-343,639.98-158,890.08

Finding the Fourth Proportional to 228,961.56, 343,639.98 and 158,890.08

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Solution

The fourth proportional to 228,961.56, 343,639.98 and 158,890.08 is: 238,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,961.56 : 343,639.98 = 158,890.08 : x
  2. Step 2: Convert to fraction form
    228,961.56/343,639.98 = 158,890.08/x
  3. Step 3: Cross multiply
    228,961.56x = 343,639.98 × 158,890.08
  4. Step 4: Simplify right side
    228,961.56x = 54,600,983,913.40
  5. Step 5: Solve for x
    x = 54,600,983,913.40/228,961.56
  6. Step 6: Final answer
    x = 238,472.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.